Christmas Ornament Earrings 3d ModelOne earrings measures about 12mm x 11mm (not including the jump ring). See final image for all measurements of the model. The backs have been hollowed out to reduce the weight of the final piece. The recessed areas on the back have not been hollowed out as deep as we typically would if we were completing the piece. This extra material has been left to allow for shrinkage during printing and for cleanup after casting. Hollowing out more of the back is